The Adventures Of Sherlock Holmes. The Speckled Band.

The Adventures of Sherlock Holmes is the name given to the TV series of Sherlock Holmes adaptations produced by British television company Granada Television between 1984 and 1994, although only the first two series bore that title on screen. The series was broadcast on the ITV network in the UK, and starred Jeremy Brett as the famous detective.

The Speckled Band.
Holmes is approached by Helen Stoner, who feels threatened by her domineering step-father, Dr Grimesby Roylott. Her sister died mysteriously just before her planned wedding, and Helen has heard again the curious whistle she first heard on the night of her sister's death.

Holmes perceives great danger and lays a complicated plan to defeat the threat to the beautiful Helen.